New Mask Mandates August 2025. The new ba.2 omicron variant of covid is causing cases to rise in the u.s. Experts weigh in on when to mask up in 2024.

Mask mandates are set to return in several bay area counties in california, primarily in medical facilities, from november 1, 2024, through spring 2025. The requirements vary by county, with some mandating masks only for healthcare.